ICD 10 Coding for Loose Bowel Movements MELANOSIS COLI** Melanosis coli is a disorder of pigmentation of the bowel wall. Histology demonstrates pigment laden macrophages It is associated with laxative abuse, especially **anthraquinone compounds such as senna** Melanosis coli: Symptoms, causes, treatment, and more Endoscopic Imaging of Melanosis Coli Melanosis Ilei Clinical Gastroenterology and Hepatology Quantitative Analysis of Melanosis Coli Colonic Mucosa Using Textural Patterns